/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.instancemanager;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.logging.Logger;

import javolution.util.FastList;
import net.sf.l2j.database.L2DatabaseFactory;
import net.sf.l2j.gameserver.model.L2ItemInstance;
import net.sf.l2j.gameserver.model.L2World;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.entity.Couple;

/**
 * @author evill33t
 */
public class CoupleManager {
	private static final Logger _log = Logger.getLogger(CoupleManager.class
			.getName());

	// =========================================================
	public static CoupleManager getInstance() {
		return SingletonHolder._instance;
	}

	public CoupleManager() {
		_log.info("Initializing CoupleManager");
		load();
	}

	// =========================================================
	// =========================================================
	// Data Field
	private FastList<Couple> _couples;

	// =========================================================
	// Method - Public
	public void reload() {
		getCouples().clear();
		load();
	}

	// =========================================================
	// Method - Private
	private final void load() {
		Connection con = null;
		try {
			PreparedStatement statement;
			ResultSet rs;
			con = L2DatabaseFactory.getInstance().getConnection();
			statement = con
					.prepareStatement("Select id from couples order by id");
			rs = statement.executeQuery();
			while (rs.next())
				getCouples().add(new Couple(rs.getInt("id")));
			statement.close();
			_log.info("Loaded: " + getCouples().size() + " couples(s)");
		} catch (Exception e) {
			_log.warning("Exception: CoupleManager.load(): " + e);
		} finally {
			try {
				con.close();
			} catch (Exception e) {
			}
		}
	}

	// =========================================================
	// Property - Public
	public final Couple getCouple(int coupleId) {
		int index = getCoupleIndex(coupleId);
		if (index >= 0)
			return getCouples().get(index);
		return null;
	}

	public void createCouple(L2PcInstance player1, L2PcInstance player2) {
		if (player1 != null && player2 != null)
			if (player1.getPartnerId() == 0 && player2.getPartnerId() == 0) {
				int _player1id = player1.getObjectId();
				int _player2id = player2.getObjectId();
				Couple _new = new Couple(player1, player2);
				getCouples().add(_new);
				player1.setPartnerId(_player2id);
				player2.setPartnerId(_player1id);
				player1.setCoupleId(_new.getId());
				player2.setCoupleId(_new.getId());
			}
	}

	public void deleteCouple(int coupleId) {
		int index = getCoupleIndex(coupleId);
		Couple couple = getCouples().get(index);
		if (couple != null) {
			L2PcInstance player1 = (L2PcInstance) L2World.getInstance()
					.findObject(couple.getPlayer1Id());
			L2PcInstance player2 = (L2PcInstance) L2World.getInstance()
					.findObject(couple.getPlayer2Id());
			L2ItemInstance item = null;
			if (player1 != null) {
				player1.setPartnerId(0);
				player1.setMaried(false);
				player1.setCoupleId(0);
				item = player1.getInventory().getItemByItemId(9140);
				if (player1.isOnline() == 1 && item != null) {
					player1.destroyItem("Removing Cupids Bow", item, player1,
							true);
					player1.getInventory().updateDatabase();
				}
				if (player1.isOnline() == 0 && item != null) {
					Integer PlayerId = player1.getObjectId();
					Integer ItemId = 9140;
					Connection con = null;
					try {
						con = L2DatabaseFactory.getInstance().getConnection();
						PreparedStatement statement = con
								.prepareStatement("delete from items where owner_id = ? and item_id = ?");
						statement.setInt(1, PlayerId);
						statement.setInt(2, ItemId);
						statement.execute();
						statement.close();
					} catch (Exception e) {
					} finally {
						try {
							con.close();
						} catch (Exception e) {
						}
					}
				}
			}
			if (player2 != null) {
				player2.setPartnerId(0);
				player2.setMaried(false);
				player2.setCoupleId(0);
				item = player2.getInventory().getItemByItemId(9140);
				if (player2.isOnline() == 1 && item != null) {
					player2.destroyItem("Removing Cupids Bow", item, player2,
							true);
					player2.getInventory().updateDatabase();
				}
				if (player2.isOnline() == 0 && item != null) {
					Integer Player2Id = player2.getObjectId();
					Integer Item2Id = 9140;
					Connection con = null;
					try {
						con = L2DatabaseFactory.getInstance().getConnection();
						PreparedStatement statement = con
								.prepareStatement("delete from items where owner_id = ? and item_id = ?");
						statement.setInt(1, Player2Id);
						statement.setInt(2, Item2Id);
						statement.execute();
						statement.close();
					} catch (Exception e) {
					} finally {
						try {
							con.close();
						} catch (Exception e) {
						}
					}
				}
			}
			couple.divorce();
			getCouples().remove(index);
		}
	}

	public final int getCoupleIndex(int coupleId) {
		int i = 0;
		for (Couple temp : getCouples()) {
			if (temp != null && temp.getId() == coupleId)
				return i;
			i++;
		}
		return -1;
	}

	public final FastList<Couple> getCouples() {
		if (_couples == null)
			_couples = new FastList<Couple>();
		return _couples;
	}

	@SuppressWarnings("synthetic-access")
	private static class SingletonHolder {
		protected static final CoupleManager _instance = new CoupleManager();
	}
}
